/*表示最小的宽度为800的时候，相当于电脑时使用的样式*/
@media screen and (min-width: 800px) {
  #top_center ul {
    float:right;
    position: relative;
    top:23px;
  }
}

/*表示最大的宽度为800的时候的样式，只要分辨率小于800使用这个样式*/
@media screen and (max-width: 800px) {
  #top_center ul {
    position: relative;
    text-align: center;
    top:23px;
  }
}

#top {
  height: 66px;
  border-bottom: 1px solid #aaa;
  background: #f4f4f4;
}

body #top_center li {
  border-right:1px solid #aaa;
  margin:0px;
  padding-right:10px;
}

body #top_center li:last-child {
  border:none;
}
a.top_href:link,a.top_href:visited {
  text-decoration: none;
  color:#636363;
}
a.top_href:hover {
  text-decoration: underline;
  color:#858585;
}

#band {
  height: 130px;
}
#band_icon {
  height: 130px;
  background: url(img/band.png) no-repeat;
  background-position: 50%;
}
#top_search {
  position: relative;
  top:46px;
}
#cart {
  position: relative;
  height: 60px;
  top:34px;
  background: url(img/cart.png) no-repeat;
}
#cart > span {
  position: relative;
  top:20px;
  left:46px;
}
#cart span span {
  position: relative;
  top:-2px;
  left:3px;
}
#m_search {
  width: 80%;
  margin-top:-40px;
}
#m_search .input-group {
  float:left;
  width: 74%;
}
#m_cart {
  float:left;
  position: relative;
  left:10px;
  top:8px;
}
#zxzk {
  margin:0px;
  background: #f5f5f5;
}
.product h3 {
  font-size:16px;
  font-weight:bold;
  text-align: center;
  background: url(img/pro_title.png) no-repeat;
  background-position: 50%;
  height: 92px;
  margin: 0px;
}
.product h3 span {
  color:#e3722e;
  position: relative;
  top:36px;
}
body nav.navbar {
  margin: 0px;
  
}
div.zxzk_c {
  border:1px solid #ddd;
  border-radius:5px;
  width: 315px;
  background: #fff;
}
div.zxzk_c div.zxzk_intro {
  
}